Home / 232,437,722.40-320,740,319.76-143,115,482.40

Finding the Fourth Proportional to 232,437,722.40, 320,740,319.76 and 143,115,482.40

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Solution

The fourth proportional to 232,437,722.40, 320,740,319.76 and 143,115,482.40 is: 197,484,750.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,437,722.40 : 320,740,319.76 = 143,115,482.40 : x
  2. Step 2: Convert to fraction form
    232,437,722.40/320,740,319.76 = 143,115,482.40/x
  3. Step 3: Cross multiply
    232,437,722.40x = 320,740,319.76 × 143,115,482.40
  4. Step 4: Simplify right side
    232,437,722.40x = 45,902,905,587,582,656
  5. Step 5: Solve for x
    x = 45,902,905,587,582,656/232,437,722.40
  6. Step 6: Final answer
    x = 197,484,750.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.